AU8947182A - Compatible disc system - Google Patents

Compatible disc system

Info

Publication number
AU8947182A
AU8947182A AU89471/82A AU8947182A AU8947182A AU 8947182 A AU8947182 A AU 8947182A AU 89471/82 A AU89471/82 A AU 89471/82A AU 8947182 A AU8947182 A AU 8947182A AU 8947182 A AU8947182 A AU 8947182A
Authority
AU
Australia
Prior art keywords
disc system
compatible disc
compatible
disc
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
AU89471/82A
Other versions
AU536109B2 (en
Inventor
Yasumori Hibi
Hideo Matsuura
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fujitsu Ltd
Original Assignee
Fujitsu Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Fujitsu Ltd filed Critical Fujitsu Ltd
Publication of AU8947182A publication Critical patent/AU8947182A/en
Application granted granted Critical
Publication of AU536109B2 publication Critical patent/AU536109B2/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B19/00—Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor; Control thereof; Control of operating function ; Driving both disc and head
    • G11B19/02—Control of operating function, e.g. switching from recording to reproducing
    • G11B19/04—Arrangements for preventing, inhibiting, or warning against double recording on the same blank or against other recording or reproducing malfunctions
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/06—Digital input from, or digital output to, record carriers, e.g. RAID, emulated record carriers or networked record carriers
    • G06F3/0601—Interfaces specially adapted for storage systems
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10—Digital recording or reproducing
    • G11B20/12—Formatting, e.g. arrangement of data block or words on the record carriers
    • G11B20/1262—Formatting, e.g. arrangement of data block or words on the record carriers with more than one format/standard, e.g. conversion from CD-audio format to R-DAT format
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10—Digital recording or reproducing
    • G11B20/18—Error detection or correction; Testing, e.g. of drop-outs
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10—Digital recording or reproducing
    • G11B20/18—Error detection or correction; Testing, e.g. of drop-outs
    • G11B20/1816—Testing
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/06—Digital input from, or digital output to, record carriers, e.g. RAID, emulated record carriers or networked record carriers
    • G06F3/0601—Interfaces specially adapted for storage systems
    • G06F3/0668—Interfaces specially adapted for storage systems adopting a particular infrastructure
    • G06F3/0671—In-line storage system
    • G06F3/0673—Single storage device
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10—Digital recording or reproducing
    • G11B2020/1087—Digital recording or reproducing wherein a selection is made among at least two alternative ways of processing
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10—Digital recording or reproducing
    • G11B2020/1087—Digital recording or reproducing wherein a selection is made among at least two alternative ways of processing
    • G11B2020/10879—Digital recording or reproducing wherein a selection is made among at least two alternative ways of processing the kind of record carrier being the selection criterion
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10—Digital recording or reproducing
    • G11B20/12—Formatting, e.g. arrangement of data block or words on the record carriers
    • G11B20/1217—Formatting, e.g. arrangement of data block or words on the record carriers on discs
    • G11B2020/1257—Count Key Data [CKD] format
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10—Digital recording or reproducing
    • G11B20/18—Error detection or correction; Testing, e.g. of drop-outs
    • G11B20/1816—Testing
    • G11B2020/183—Testing wherein at least one additional attempt is made to read or write the data when a first attempt is unsuccessful
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B2220/00—Record carriers by type
    • G11B2220/20—Disc-shaped record carriers
    • G11B2220/25—Disc-shaped record carriers characterised in that the disc is based on a specific recording technology
    • G11B2220/2508—Magnetic discs

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Theoretical Computer Science (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Error Detection And Correction (AREA)
AU89471/82A 1981-10-21 1982-10-19 Compatible disc system Ceased AU536109B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP56-168338 1981-10-21
JP56168338A JPH0654586B2 (en) 1981-10-21 1981-10-21 Track byte guarantee method

Publications (2)

Publication Number Publication Date
AU8947182A true AU8947182A (en) 1983-05-19
AU536109B2 AU536109B2 (en) 1984-04-19

Family

ID=15866199

Family Applications (1)

Application Number Title Priority Date Filing Date
AU89471/82A Ceased AU536109B2 (en) 1981-10-21 1982-10-19 Compatible disc system

Country Status (6)

Country Link
US (1) US4527273A (en)
EP (1) EP0077740B1 (en)
JP (1) JPH0654586B2 (en)
AU (1) AU536109B2 (en)
DE (1) DE3268702D1 (en)
ES (1) ES516676A0 (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4644545A (en) * 1983-05-16 1987-02-17 Data General Corporation Digital encoding and decoding apparatus
US4575774A (en) * 1984-06-22 1986-03-11 Honeywell Information Systems Inc. Disk subsystem read write control
US5202979A (en) * 1985-05-08 1993-04-13 Thinking Machines Corporation Storage system using multiple independently mechanically-driven storage units
JPH0650870Y2 (en) * 1986-09-19 1994-12-21 パイオニア株式会社 Information recording / reproducing device
US5301304A (en) * 1988-05-20 1994-04-05 International Business Machines Corporation Emulating records in one record format in another record format
JPH03232029A (en) * 1989-12-08 1991-10-16 Fuji Photo Film Co Ltd Storage managing system for memory card
JP2625609B2 (en) * 1991-07-10 1997-07-02 インターナショナル・ビジネス・マシーンズ・コーポレイション Disk storage device
MY112118A (en) * 1993-12-23 2001-04-30 Hitachi Global Storage Tech Netherlands B V System and method for skip-sector mapping in a data recording disk drive.
US5523903A (en) * 1993-12-23 1996-06-04 International Business Machines Corporation Sector architecture for fixed block disk drive
US6252961B1 (en) * 1997-07-17 2001-06-26 Hewlett-Packard Co Method and apparatus for performing data encryption and error code correction
US6438715B1 (en) * 1998-05-04 2002-08-20 Stmicroelectronics N.V. Trace operations in an integrated circuit for a disk drive

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3340512A (en) * 1964-07-20 1967-09-05 Burroughs Corp Storage-pattern indicating and decoding system
US3569934A (en) * 1968-12-17 1971-03-09 Petty Geophysical Eng Co Method of detecting and correcting errors in multiplexed seismic data
GB1312504A (en) * 1970-05-20 1973-04-04 Ibm Control unit for serial data storage apparatus
US3997876A (en) * 1972-06-07 1976-12-14 International Business Machines Corporation Apparatus and method for avoiding defects in the recording medium within a peripheral storage system
FR2315745A1 (en) * 1975-06-23 1977-01-21 Ibm Data transfer system for disc memory - transfers data between discs with different binary format and signals important parameters
US4223390A (en) * 1976-02-02 1980-09-16 International Business Machines Corporation System and method for attaching magnetic storage devices having dissimilar track capacities and recording formats
US4146099A (en) * 1976-08-17 1979-03-27 Christopher Scientific Company Signal recording method and apparatus
US4058851A (en) * 1976-10-18 1977-11-15 Sperry Rand Corporation Conditional bypass of error correction for dual memory access time selection
US4202018A (en) * 1978-09-27 1980-05-06 Soundstream, Inc. Apparatus and method for providing error recognition and correction of recorded digital information
US4319356A (en) * 1979-12-19 1982-03-09 Ncr Corporation Self-correcting memory system
US4315331A (en) * 1980-02-01 1982-02-09 Ampex Corporation Apparatus for providing drop-out compensation in recording and reproducing systems

Also Published As

Publication number Publication date
EP0077740B1 (en) 1986-01-22
DE3268702D1 (en) 1986-03-06
JPH0654586B2 (en) 1994-07-20
EP0077740A1 (en) 1983-04-27
ES8308441A1 (en) 1983-08-16
JPS5870409A (en) 1983-04-26
AU536109B2 (en) 1984-04-19
ES516676A0 (en) 1983-08-16
US4527273A (en) 1985-07-02

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